Contributory TM infringement against web hosting company

“companies should know if enabling illegal activities” http://tinyurl.com/lwfosf
If there is intentional inducement for another group to infringe a trade mark, or if group “continues to supply its product to one whom it knows or has reason to know is engaging in trade mark infringement, the manufacturer or distributor is contributorially responsible for any harm done as a result of the deceit.” Inwood Labs, Inc v Ives Labs, Inc cited fromhttp://www.ipkat.com/